#test 1
#code ./Grades 90 90
#expected output Pass with distinction
#observed output Pass with distinction

#test 2 
#code ./Grades 20 20
#expected output Fail
#observed output Fail

#test 3 
#code ./Grades 39 90
#expected output Component Fail
#observed output Pass

#test 4 
#code ./Grades b b
#expected output Invalid input
#observed output Fail

#test 5 
#code ./Grades 45 45
#expected output Pass
#observed output Fail

#test 6 
#code ./Grades 0 60
#expected output Fail
#observed output Fail
